TCSNAME 149-2025 R4-R6级大破断力锚链张紧器技术要求.pdf

ICS47.020.50CCSU21团体标准T/CSNAME149—2025R4-R6级大破断力锚链张紧器技术要求TechnicalrequirementsfortensionerofR4-R6gradehighbreak...